FirstLevelElement[3] array_of_elements
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MSG: fastdds/ThirdLevelElement
float64 x
float64 y
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MSG: fastdds/SecondLevelElement
ThirdLevelElement an_element_alone
ThirdLevelElement[<=1] a_limited_other_value
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MSG: fastdds/FirstLevelElement
string useless_name
SecondLevelElement[] sub
ThirdLevelElement an_element_alone
